The Safety Bureau now wants this extended to include a further 25,000sq km (9,650 sq miles) expanse of the Indian Ocean.

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CLUES: The search for flight MH370 started in 2014. French Indian Ocean Island, La Reunion

Australian authorities said so far that they are not prepared to extend the search area, and do not believe the evidence is "credible".

But time is running out for the families of the flight's 239 victims who have been waiting two and a half years to find out what really happened.

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DESPERATE: Families of the 239 victims of the Malaysia Airlines flight are waiting for answers

Grace Subathirai Nathan, the daughter of a crash victim, said she is losing faith in the search mission and wants more countries to get involved if authorities from Australia, Malaysia and China cannot give them answers.